Quinine is a compound that is known for its bitter taste. It is commonly found in tonic water and is used to treat malaria and some other medical conditions.
Research has show that the tongue actually doesn't have specific spots for taste. Originally it was thought the back of the tongue was exclusive to bitter tastes.
Acids taste sour, alkaline substances taste bitter.
The five basic tastes are sweet, sour, salty, bitter, and umami. Sweetness is associated with sugars, sourness with acidity, saltiness with salts, bitterness with alkaloids, and umami with glutamates. These tastes are detected by taste buds on the tongue.
The special structures on the tongue that allow us to experience different tastes are called taste buds. Each taste bud contains cells that detect the basic tastes of sweet, sour, salty, bitter, and umami (savory).
A sour taste typically indicates acidity, while a bitter taste often signifies a base. The presence of hydrogen ions in acidic substances can lead to a sour taste, whereas the presence of hydroxide ions in basic substances can result in a bitter taste.
"Bitter tastes are experienced by quinine."
Bitter-melon.
Substances that taste bitter include caffeine, quinine, and certain alkaloids found in plants like hops, coffee, and bitter gourd. Bitter taste is often associated with toxic or harmful substances in nature as a warning signal.
Bases taste bitter. Acids taste sour.
The four basic tastes are bitter tastes, sweet/sugary tastes, salty tastes and sour tastesSweet, Salty, Sour and Bitter.
the tip is sweet, on the very back is bitter, sour is on the side, and salty on the edges. EDIT: Actually, that theory has been disproven a few years ago and it is now known that they are spread throughout the tongue
Slippery tastes bitter
Compounds taste bitter due to the stimulation of taste receptors on the tongue. Bitter taste is often associated with potentially harmful or toxic substances, so the bitter taste serves as a warning system to protect us from ingesting harmful compounds.
Most people have aversions to bitter tastes, as they are often associated with toxicity in nature. This aversion is thought to be an evolutionary adaptation to prevent consuming harmful substances.
cyonide
Several important bitter chemicals: denatonium benzoate (this the champion), quinine, alkaloids.
An Acid is a substance that tastes sour and Base is a substance that tastes bitter and feels slippery.